#define  _CRT_SECURE_NO_WARNINGS   1
#include <stdio.h>
int main()
{
	/*next:
	printf("gggg\n");
	goto next;*/
	/*next:
	printf("hhhh\n");
	 goto next;*/
	int n = 12;
	int m = n << 1;
	printf("%d\n", m);
	printf("%d\n", n);
	return 0;
}